Glencore Unveils Plan for London IPO, Names Chairman

By

Dana Cimilluca

Updated April 15, 2011 12:01 a.m. ET

LONDON—Now that Glencore International AG has officially announced a massive initial public offering, the hard part begins: persuading prospective shareholders to bet on a complicated and hard-to-penetrate company in a tough global market environment.

As expected, the commodities-trading giant announced Thursday its intention to sell its shares to the public next month in London and Hong Kong. It said it would sell between $9 billion...